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Finding the Fourth Proportional to 3,141.99, 4,719.87 and 2,726.73

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Solution

The fourth proportional to 3,141.99, 4,719.87 and 2,726.73 is: 4,096.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.99 : 4,719.87 = 2,726.73 : x
  2. Step 2: Convert to fraction form
    3,141.99/4,719.87 = 2,726.73/x
  3. Step 3: Cross multiply
    3,141.99x = 4,719.87 × 2,726.73
  4. Step 4: Simplify right side
    3,141.99x = 12,869,811.13
  5. Step 5: Solve for x
    x = 12,869,811.13/3,141.99
  6. Step 6: Final answer
    x = 4,096.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.